Home / 196,257,372.21-270,836,952.75-108,154,526.76

Finding the Fourth Proportional to 196,257,372.21, 270,836,952.75 and 108,154,526.76

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Solution

The fourth proportional to 196,257,372.21, 270,836,952.75 and 108,154,526.76 is: 149,254,227.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,257,372.21 : 270,836,952.75 = 108,154,526.76 : x
  2. Step 2: Convert to fraction form
    196,257,372.21/270,836,952.75 = 108,154,526.76/x
  3. Step 3: Cross multiply
    196,257,372.21x = 270,836,952.75 × 108,154,526.76
  4. Step 4: Simplify right side
    196,257,372.21x = 29,292,242,453,796,732
  5. Step 5: Solve for x
    x = 29,292,242,453,796,732/196,257,372.21
  6. Step 6: Final answer
    x = 149,254,227.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.